3A Marine Service of Hingham, MA is Massachusetts leading marine, boat sales and service business - Authorized Dealer for Parker and Robalo Boats, Evinrude, Tohatsu and Volvo motors, Yamaha pre-packaged outboards, and Tidewater and ShoreLand'r trailers. Serving the Massachusetts recreational boating community covering the South Shore, North Shore, Cape Cod and the greater Boston area. . We offer professional boat service & engine repairs of all major brands by certified technicians, with a large selection of Parts and Accessories in our retail store. We are a U.S. Marine Industry (MRAA) 5 Star Certified Dealer.